<%--
  Created by IntelliJ IDEA.
  User: Administrator
  Date: 2021/11/23
  Time: 21:17
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@taglib uri="http://www.springframework.org/security/tags" prefix="security"%>
<html>
<head>
	<title>Title</title>
</head>
<body>

这个是首页
<form action="${pageContext.request.contextPath}/logout" method="post">
	<security:csrfInput/>
	<input type="submit" value="退出">
</form>

</body>
</html>